Toxicofera facts for kids

Kids Encyclopedia Facts
Venomous snakes, such as the rattlesnake shown above, are the most well-known venomous squamates.
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Sauropsida
Subclass: Diapsida
Infraclass: Lepidosauromorpha
Superorder: Lepidosauria
Order: Squamata
(unranked): Toxicofera

Toxicofera (Greek or Latin for "those who carry toxins"), is a hypothetical clade of living Squamata (lizards and snakes). It includes about 4600 living species. This is all venomous reptile species, plus related non-venomous species.

The clade was identified when research showed that the evolution of venom was very ancient, and that it might have occurred only once.


The Toxicofera combines the following groups from traditional classification:

Toxicofera Facts for Kids. Kiddle Encyclopedia.